189466268 has 6 divisors (see below), whose sum is σ = 331565976. Its totient is φ = 94733132.

The previous prime is 189466267. The next prime is 189466273. The reversal of 189466268 is 862664981.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189466261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23683280 + ... + 23683287.

It is an arithmetic number, because the mean of its divisors is an integer number (55260996).

Almost surely, 2^189466268 is an apocalyptic number.

It is an amenable number.

189466268 is a deficient number, since it is larger than the sum of its proper divisors (142099708).

189466268 is a wasteful number, since it uses less digits than its factorization.

189466268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47366571 (or 47366569 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 189466268 is about 13764.6746419957. The cubic root of 189466268 is about 574.3508924622.

The spelling of 189466268 in words is "one hundred eighty-nine million, four hundred sixty-six thousand, two hundred sixty-eight".